unisonic technologies co., ltd 2sD1857 npn silicon transistor www.unisonic.com.tw 1 of 2 copyright ? 2005 unisonic technologies co., ltd qw-r201-057,c power transistor features * high breakdown voltage.(bv ceo =120v) * low collector output c apacitance.(typ.20pf at v cb =10v) * high transition frequency.(f t =80mhz) to-92 1 to-92nl 1 *pb-free plating product number: 2sD1857l ordering information order number pin assignment normal lead free plating package 1 2 3 packing 2sD1857-x-t92-b 2sD1857l-x-t92-b to-92 e c b tape box 2sD1857-x-t92-k 2sD1857l-x-t92-k to-92 e c b bulk 2sD1857-x-t9n-b 2sD1857l-x-t9n-b to-92nl e c b tape box 2sD1857-x-t9n-k 2sD1857l-x-t9n-k to-92nl e c b bulk 2sD1857-x-t9n-r 2sD1857l-x-t9n- r to-92nl e c b tape reel 2sD1857l-x-t92-b (1)packing type (2)package type (3)rank (4)lead plating (1) b: tape box, k: bulk, r: tape reel (2) t92: to-92, t9n: to-92nl (3) x: refer to classification of h fe (4) l: lead free plating, blank: pb/sn
2sD1857 npn silicon transistor unisonic technologies co., ltd 2 of 2 www.unisonic.com.tw qw-r201-057,c absolute maximum rating (ta=25 ) parameter symbol ratings unit collector-base voltage v cbo 120 v collector-emitter voltage v ceo 120 v emitter-base voltage v ebo 5 v collector power dissipation p c 1 w collector current i c 2 a collector current i cp 3 a junction temperature t j +150
storage temperature t stg -55 ~ +150
note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings onl y and functional device operat ion is not implied. electrical characteristics (ta=25 ) parameter symbol test conditions min typ max unit collector-base breakdown voltage bv cbo i c =50a 120 v collector-emitter breakdown voltage bv ceo i c =1ma 120 v emitter-base breakdown voltage bv ebo i e =50a 5 v collector cut-off current i cbo v cb =100v 1 a emitter cut-off current i ebo v eb =4v 1 a dc current transfer ratio h fe v ce =5v, i c =0.1a 82 390 collector-emitter saturation voltage v ce(sat) i c =/i b =1a/0.1a(note) 0.4 v transition frequency f t v ce =5v, i e = -0.1a, f=30mhz. 80 mhz output capacitance c ob v cb =10v, i e =0a, f=1mhz(note) 20 pf note measured using pulse current. classification of h fe rank p q r range 82-180 120-270 180-390 utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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